Manufacturing Flaw Has Some U.S. Public-Health Officials Concerned

A manufacturing problem at a Pfizer Inc. division caused a flaw in prefilled syringes that contain antidotes to sarin nerve gas—one of the agents unleashed in Syria last month—and some U.S. public-health officials are concerned about getting adequate supplies at home.

Pfizer and the government have put priority on getting replacement syringes to the military, but there have been shortfalls for ambulances and hospitals that keep doses...